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计算向量集的质心

中级

这是一个Other, Building Blocks领域的自动化工作流,包含 8 个节点。主要使用 Set, Code, Webhook, RespondToWebhook 等节点。 计算向量集的质心

前置要求
  • HTTP Webhook 端点(n8n 会自动生成)
工作流预览
可视化展示节点连接关系,支持缩放和平移
导出工作流
复制以下 JSON 配置到 n8n 导入,即可使用此工作流
{
  "id": "g3q68zSOQvTcydLs",
  "meta": {
    "instanceId": "92786e96ce436aecd3a1d62d818a74e51ca684bb36c805928bef93a3b46549ad"
  },
  "name": "计算向量集的质心",
  "tags": [],
  "nodes": [
    {
      "id": "32a8aa56-aa7e-4c9e-a39e-f65234224bcf",
      "name": "接收向量",
      "type": "n8n-nodes-base.webhook",
      "position": [
        -440,
        20
      ],
      "webhookId": "30091e91-fc67-4bab-b1fd-ed65c8f4f860",
      "parameters": {
        "path": "centroid",
        "options": {},
        "responseMode": "responseNode"
      },
      "notesInFlow": true,
      "typeVersion": 2
    },
    {
      "id": "a020a49a-cc9f-49af-aa95-829d9d16da04",
      "name": "提取和解析向量",
      "type": "n8n-nodes-base.set",
      "position": [
        360,
        20
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "3e1d9e72-7668-427d-958c-42bff7270a37",
              "name": "vectors",
              "type": "array",
              "value": "={{ $json.query.vectors }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "2f328de6-4ef1-4aac-8838-d616637f4b88",
      "name": "验证并计算质心",
      "type": "n8n-nodes-base.code",
      "position": [
        960,
        20
      ],
      "parameters": {
        "jsCode": "const input = items[0].json;\nconst vectors = input.vectors;\n\nif (!Array.isArray(vectors) || vectors.length === 0) {\n  return [{ json: { error: \"Invalid input: Expected an array of vectors.\" } }];\n}\n\nconst dimension = vectors[0].length;\nif (!vectors.every(v => v.length === dimension)) {\n  return [{ json: { error: \"Vectors have inconsistent dimensions.\" } }];\n}\n\nconst centroid = new Array(dimension).fill(0);\nvectors.forEach(vector => {\n  vector.forEach((val, index) => {\n    centroid[index] += val;\n  });\n});\n\nfor (let i = 0; i < dimension; i++) {\n  centroid[i] /= vectors.length;\n}\n\nreturn [{ json: { centroid } }];"
      },
      "typeVersion": 2
    },
    {
      "id": "821bc173-3578-4cf2-9fd7-8ea9cba8dc3f",
      "name": "返回质心响应",
      "type": "n8n-nodes-base.respondToWebhook",
      "position": [
        1640,
        20
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.1
    },
    {
      "id": "73964e7b-1217-422f-8078-09604fa2a3d7",
      "name": "便签",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        20,
        -200
      ],
      "parameters": {
        "color": 3,
        "width": 620,
        "height": 420,
        "content": "📌 **描述:**"
      },
      "typeVersion": 1
    },
    {
      "id": "e4793b20-bfa6-4b08-b46c-f92d1c9c2622",
      "name": "便签1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        640,
        -280
      ],
      "parameters": {
        "color": 4,
        "width": 700,
        "height": 500,
        "content": "📌 **描述:**"
      },
      "typeVersion": 1
    },
    {
      "id": "e0ac1c4d-0435-44d1-ba87-0cfc9dea207b",
      "name": "便签2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1340,
        -200
      ],
      "parameters": {
        "color": 2,
        "width": 680,
        "height": 420,
        "content": "📌 **描述:**"
      },
      "typeVersion": 1
    },
    {
      "id": "2b4fbae7-c2e5-4666-ba9f-72a5313fc16f",
      "name": "便签4",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -820,
        -200
      ],
      "parameters": {
        "color": 4,
        "width": 840,
        "height": 420,
        "content": "📌 **描述:**"
      },
      "typeVersion": 1
    }
  ],
  "active": true,
  "pinData": {
    "Receive Vectors": [
      {
        "json": {
          "body": {},
          "query": {
            "vectors": "[[2,3,4],[4,5,6],[6,7,8]]"
          },
          "params": {},
          "headers": {
            "host": "actions.singular-innovation.com",
            "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
            "cookie": "rl_page_init_referrer=RudderEncrypt%3AU2FsdGVkX1%2FNTT5WOkcYG%2FWSKmLWL%2F6W9TAbYFEQv8s%3D; rl_page_init_referring_domain=RudderEncrypt%3AU2FsdGVkX19thqA5y56KyQdmUG3L%2BhCiYIxQok7WXRI%3D; n8n-auth=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6ImZjOTg1OTJjLTcwOWUtNGI5Mi1hODk0LWZiNjVlODY1ZmRlMiIsImhhc2giOiJhOFg4MW1zcU1zIiwiaWF0IjoxNzM3OTg1MzI5LCJleHAiOjE3Mzg1OTAxMjl9.GSjpKJ_cG5CqttWwhEeHOxWwlNByvLTu8CGH7ncVug8; rl_anonymous_id=RudderEncrypt%3AU2FsdGVkX1%2BickXpx2WwsiLS3K45TJoms2IgVIMIQRvQnuaNzfjLtzG9mEXObNu4ojurRNkdq0msPjPy10UDEQ%3D%3D; rl_user_id=RudderEncrypt%3AU2FsdGVkX1%2BbvZ%2F6U02zoG3zOFSyRAIzp7gVabGBqqkm7MUCy3Wkn5WOQd%2F%2Bk5e8gVlJ%2BUkJOYJnhS%2F%2Btc7D99%2FTIaFVympE%2BjrtY7ydRWcd69oJHwZWGK%2BeCP1cKh9fqq%2B3sFCVYv7pnm4xMkAAwAM%2BDuzhFTZ0ZFWEA9t8z9M%3D; rl_trait=RudderEncrypt%3AU2FsdGVkX19s%2BCzIY1zJrLksYKMyyTZBHFB0YpKHQWouDTpomPoyyHa9MtTtEUArCVmtBaEf%2FqNhQKJrC8I4hX%2FepCmsx8TqQ6Rzxij0%2FBPvvdq6JWijlttfLovsIF%2BjDLnmVfeRsPbdVgrJXo0neA%3D%3D; ph_phc_4URIAm1uYfJO7j8kWSe0J8lc8IqnstRLS7Jx8NcakHo_posthog=%7B%22distinct_id%22%3A%2292786e96ce436aecd3a1d62d818a74e51ca684bb36c805928bef93a3b46549ad%23fc98592c-709e-4b92-a894-fb65e865fde2%22%2C%22%24sesid%22%3A%5B1738160096669%2C%220194b262-b90a-74cf-ab0d-257b174571c7%22%2C1738159601930%5D%2C%22%24epp%22%3Atrue%2C%22%24initial_person_info%22%3A%7B%22r%22%3A%22%24direct%22%2C%22u%22%3A%22https%3A%2F%2Factions.singular-innovation.com%2Fsignin%3Fredirect%3D%25252F%22%7D%7D; rl_session=RudderEncrypt%3AU2FsdGVkX19G2WmuxH5ZaEfkSkfe4e2i5iyzrvY4U6jPHxAnaSaY8YaPPAFRADU%2FgEyIFzVE0cEXdOZLTBcsa%2Byoiz3Wng4SqZeqnZu2pr1a%2FT0A6mSwTn%2Bw1Ki5ozJpDTVNg6%2BWfaNDa1LGpWRzCQ%3D%3D",
            "sec-ch-ua": "\"Google Chrome\";v=\"131\", \"Chromium\";v=\"131\", \"Not_A Brand\";v=\"24\"",
            "x-real-ip": "177.232.86.200",
            "connection": "close",
            "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36",
            "cache-control": "max-age=0",
            "sec-fetch-dest": "document",
            "sec-fetch-mode": "navigate",
            "sec-fetch-site": "none",
            "sec-fetch-user": "?1",
            "accept-encoding": "gzip, deflate, br, zstd",
            "accept-language": "es-419,es;q=0.9",
            "x-forwarded-for": "177.232.86.200",
            "sec-ch-ua-mobile": "?0",
            "x-forwarded-proto": "https",
            "sec-ch-ua-platform": "\"Windows\"",
            "upgrade-insecure-requests": "1"
          },
          "webhookUrl": "https://actions.singular-innovation.com/webhook-test/centroid",
          "executionMode": "test"
        }
      }
    ]
  },
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "f9c7fa52-264b-4967-ae7a-62247cce7a50",
  "connections": {
    "Receive Vectors": {
      "main": [
        [
          {
            "node": "Extract & Parse Vectors",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Extract & Parse Vectors": {
      "main": [
        [
          {
            "node": "Validate & Compute Centroid",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Validate & Compute Centroid": {
      "main": [
        [
          {
            "node": "Return Centroid Response",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}
常见问题

如何使用这个工作流?

复制上方的 JSON 配置代码,在您的 n8n 实例中创建新工作流并选择「从 JSON 导入」,粘贴配置后根据需要修改凭证设置即可。

这个工作流适合什么场景?

中级 - 其他, 构建模块

需要付费吗?

本工作流完全免费,您可以直接导入使用。但请注意,工作流中使用的第三方服务(如 OpenAI API)可能需要您自行付费。

工作流信息
难度等级
中级
节点数量8
分类2
节点类型5
难度说明

适合有一定经验的用户,包含 6-15 个节点的中等复杂度工作流

作者
Mauricio Perera

Mauricio Perera

@rckflr

Automation consultant with over 10 years of experience specializing in AI, no-code, and workflow optimization. I’ve delivered tailored AI and NLP solutions across real estate, healthcare, and more, enhancing efficiency and customer experiences. Proficient in tools like Make, Airtable, and Zapier, I also integrate GPT models to create scalable, innovative automations. Contact me to discuss custom n8n workflows or advanced automations to streamline your processes.

外部链接
在 n8n.io 查看

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